Alkaline refining of crude lead: a method of arsenic removal and the behavior of arsenic in the processRong Zhu, Hailin Long, Haoyu Li, Huimin Xie, Shaohua Yin, Yongmi Wang, Libo Zhang and Shiwei LiMetall. Res. Technol., 119 1 (2022) 105DOI: https://doi.org/10.1051/metal/2021090